CVE-2011-1532
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedUnspecified vulnerability in the SNMP component on the HP Photosmart D110 and B110; Photosmart Plus B210; Photosmart Premium C310, Fax All-in-One, and C510; and ENVY 100 D410 printers allows remote attackers to obtain sensitive information or modify data via vectors related to the Embedded Web Server (EWS).
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceA vulnerability in the SNMP service within the Embedded Web Server (EWS) on specific HP Photosmart and ENVY printer models allows remote attackers to obtain sensitive information or modify device data via network-based vectors. The SNMP interface, typically used for network management, contains unspecified flaws that can be exploited without authentication.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE dataall versionsall versionsall versionsall versionsall versionsall versionsall versionsCVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
AV:N/AC:L/Au:N/C:P/I:P/A:P
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify your printer modelLocate the model label on the printer or check the device properties in your network administration console. Common locations include a label on the front or back of the unit, or the device information page printed from the printer.Affected if The model matches any of these: HP Envy 100 D410, HP Photosmart B110, HP Photosmart D110, HP Photosmart Plus B210, HP Photosmart Premium C310, HP Photosmart Premium C510, or HP Photosmart Premium Fax All In One.
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Determine the firmware versionAccess the Embedded Web Server by entering the printer IP address in a web browser, then navigate to the general information or about page to view the firmware version. If you do not know the IP address, check your router's connected devices list or print a network configuration page from the printer control panel.Affected if All firmware versions are affected for the models listed above.
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Verify the Embedded Web Server is accessibleOpen a web browser and navigate to http://[printer-ip-address] where [printer-ip-address] is the IP address of your printer. Confirm the EWS login page or device information page loads.Affected if The EWS is accessible over the network, indicating the web service is enabled.
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Confirm SNMP service statusAccess the EWS via the web browser, then look for a Network Settings, SNMP, or Services section. Check whether SNMP is enabled or the SNMP community string is configurable. Alternatively, send an SNMP walk request to the printer IP address using tools like snmpwalk or snmpget on port 161.Affected if SNMP is enabled and responding on the network, making the vulnerability exploitable.
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Check network exposureDetermine whether the printer IP address is reachable from untrusted networks. Review your router firewall rules, VLAN configuration, or access control lists to see if the printer is isolated or accessible from the internet or guest networks.Affected if The printer and its SNMP service are reachable from networks outside your trusted local network.
You are affected if your printer model matches one of the listed HP models, the Embedded Web Server is accessible, and SNMP is enabled and exposed to untrusted network segments.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataApply the HP firmware update for affected printer models; if patching is not immediately possible, disable the SNMP service on the Embedded Web Server or restrict network access to trusted IP addresses.
- Consultation2.0 h
- Implementation3.0 h
- Testing2.0 h
- Review / QA1.0 h
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2011-1532 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data